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CN101675370B - Binocular telescope - Google Patents

Binocular telescope Download PDF

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Publication number
CN101675370B
CN101675370B CN2008800144392A CN200880014439A CN101675370B CN 101675370 B CN101675370 B CN 101675370B CN 2008800144392 A CN2008800144392 A CN 2008800144392A CN 200880014439 A CN200880014439 A CN 200880014439A CN 101675370 B CN101675370 B CN 101675370B
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CN
China
Prior art keywords
slab bridge
lens barrel
binoculars according
eyepiece
trough
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Expired - Fee Related
Application number
CN2008800144392A
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Chinese (zh)
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CN101675370A (en
Inventor
A·亨斯特
J·科尔哈泽
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Minox GmbH
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Minox GmbH
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Publication of CN101675370A publication Critical patent/CN101675370A/en
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Publication of CN101675370B publication Critical patent/CN101675370B/en
Expired - Fee Related legal-status Critical Current
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/12Adjusting pupillary distance of binocular pairs
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16Housings; Caps; Mountings; Supports, e.g. with counterweight
    • G02B23/18Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Telescopes (AREA)

Abstract

The invention relates to a binocular telescope having internal focusing and two circular cylindrical tubes (2, 3) mounted on a bridge (1), each tube accommodating one objective (4, 5), a focusing optic (6, 7), a prism system (8, 9) for image erection and an ocular (10, 11), the prism system (8, 9) being designed such that the optical axis (12, 13) of the oculars (10, 11) is offset from the optical axis (14, 15) of the objective (4, 5) within the tubes (2, 3), characterized in that a rigid bridge (1) having two cylindrical openings (16, 17) is provided, in which the tubes (2, 3) are supported parallel to each other and rotatably about each corresponding optical axis (14, 15) of the objective (4, 5), wherein the tubes (2, 3) each comprise a rotating sleeve (18, 19) and an objective tube (20, 21) and ocular tube (22, 23) connected thereto, the bridge (1) being a single piece and having a low height relative to the length of the tubes (2, 3), the rotating sleeves (18, 19) being inserted in the openings (16, 17) and the objective tubes (20, 21) and the ocular tubes (22, 23) being connected to the rotating sleeves (18, 19) such that they rotatably contact the upper or lower side of the bridge (1).

Description

Binoculars
Technical field
The present invention relates to a kind of binoculars/binocular telescope; It has two lens barrels that are fixed on the slab bridge; Each lens barrel is used for respectively holding a prism system and the eyepiece that object lens, a Focused Optical system, are used to adjust image (Bildaufrichtung), and wherein prism system is arranged such that the optical axial biasing of the optical axial of eyepiece with respect to object lens.
Background technology
In the bigger binoculars of object lens diameter, it is very big with the deviation of observer's normal interpupillary distance that the object lens sidelight of (two) lens barrel is learned the mutual distance of axis.Therefore the distance that the known prism system that connects through the centre is learned between axis the eyepiece sidelight is different.
For example in the described telescope of beginning, realization like this is adaptive with individual interpupillary distance: two lens barrels are connected mutually through hinged slab bridge swingably.The element of common hinged slab bridge is the ingredient of telescope body.Yet two lens barrels also can be fixed on the slab bridge individually swingably.
Two elements of hinged slab bridge extend on most of length of lens barrel usually.Ring is held lens barrel when therefore being difficult in the operation telescope.Also can be provided with two apart from one another by hinged slab bridge, they allow around holding one of them lens barrel.Must be noted that at this and will carefully adjust articulation joint relatively.
When putting down telescope, may cause the bending angle displacement because hinged slab bridge or articulation joint exerted pressure, thus the unthreaded hole distance/pupil distance of must personal again interpupillary distance regulating eyepiece.Unfavorable owing to lever conditions in traditional slab bridge, so be difficult to realize effectively, firmly also can utilize the locating device that is used to regulate the unthreaded hole distance of very little power manipulation.In having the hinged slab bridge of two crooked place, can not form such locating device.
In addition, because bending angle is little and the joint diameter is little, also be difficult in the enough scales accurately that are formed for regulating the unthreaded hole distance on the joint position.Therefore, can not carry out preconditioning according to interpupillary distance known, the individual.
In order to pack telescope, separate lens barrel far away each other usually, thereby can put into flat as far as possible sack.When the extruding lens barrel, user's finger possibly painfully clamped.
Known a kind of double prism field glass in DE 106 130 C comprises that two have the prismatic telescope housing that is essentially leg-of-mutton xsect.The optical axial of object lens and eyepiece is arranged in the outer cross respect to one another zone of telescope housing parallel to each other.The telescope housing inserts in the slab bridge with its whole height.This slab bridge comprises intermediate studdle with preferred triangular cross section and the support plate that is fixed on this pillar above and below, and the telescope housing can be bearing in this support plate around the optical axial of object lens rotationally.Eyepiece stalk is placed on the telescope housing eyepiece stalk Height Adjustable to focus on outside the zone of support plate.When the telescope housing rotated, eyepiece stalk can be used for regulating the part rotation of unthreaded hole distance around the optical axial of object lens.In the position of the unthreaded hole distance of minimum, a cylindricality of slab bridge is arranged in the cross section that is formed by the telescope housing sealedly, thereby forms the package shape of compactness in this position.
Known a kind of binoculars in DE 100 54 138 A1 wherein are fixedly arranged two object lens on pedestal.Base part upper support in the eyepiece side has the eyepiece stalk that can rotate around the optical axial of object lens, and said eyepiece stalk also comprises the prism system that is used to adjust image.Rotate eyepiece stalk with regulate unthreaded hole apart from the time, occurred and difficulty similar in having the telescope of hinged slab bridge.
Known a kind of binoculars in US 5 973 830 A with unthreaded hole distance adjusting means.Two telescope tubes have the parts that on vertical structure, obviously offset with respect to each to be used to hold object lens, prism system and eyepiece.Prism system makes the optical axial biasing of object lens and eyepiece very big.The subregion with object lens of telescope tube is inserted in the slab bridge of rigidity rotationally and is adjacent to be arranged side by side.Be arranged on tensioning plate on the component prism of telescope tube, that be connected with slab bridge in the eyepiece side and guarantee that telescope tube can not fall down from slab bridge, the optical axial that said tensioning plate also allows telescope tube to center on object lens rotates.In order to regulate the unthreaded hole distance, the oblong shell body component with prism system must manually rotate relative to each other.Said operation has as shortcoming the same in having the telescope of hinged slab bridge.
Summary of the invention
Therefore, the objective of the invention is to, improve the operability of encircling when holding one of them lens barrel; Guarantee can all of a sudden not be shifted according to the special adjusting that interpupillary distance is carried out the unthreaded hole distance; And be implemented in interpupillary distance and be placed in the sack with regulating the flat stretching, extension of the following telescope of immovable situation.
According to the present invention, this purpose so realizes in the binoculars of the said type of beginning, and the rigidity slab bridge with two openings promptly is set, and in this opening, supports lens barrel parallel to each other, and the optical axial that makes lens barrel can center on its object lens respectively rotates.Characteristic by dependent claims provides more favourable design proposal.
Main thought of the present invention is, two of mirror images of each other identical lens barrels are rotatably supported in the slab bridge of rigidity.Lens barrel is bearing in pivot center and the zone that the optical axial of object lens overlaps.When lens barrel rotates,, thereby the relative spacing of optical axial of the eyepiece of two lens barrels is changed because the optical axial that the biasing of optical axial makes eyepiece rotates around the optical axial of object lens.Simultaneously, the spacing of the optical axial of object lens remains unchanged, the structurally preliminary election in order to grip lens barrel accessiblely of this spacing.
Favourable centre of gravity place when holding lens barrel in order to be created in is arranged in the rotating stand of lens barrel near the prism system, and preferred arrangements is on a side that deviates from eyepiece of prism system.Draw a position near eyepiece based on general optical imagery condition thus, thus can be in the central authorities of lens barrel, on slab bridge, arrange one focusing knob/focusing knob with accessible mode.
When lens barrel rotated, the space geometry structure between slab bridge and lens barrel did not change.When putting down telescope, the eyepiece unthreaded hole of adjusted distance can not change owing to the lateral pressure to slab bridge or lens barrel.In order to be packaged in telescope in the sack, need not change telescopical geometry so that common telescope uses shape and sack shape to be complementary.
Advantageously, in said slab bridge, be provided with and be used to make the counter-rotational identically relational structure/syndeton of said lens barrel.In a kind of basic adjustment, under the situation of the unthreaded hole of overlooking eyepiece, so adjust lens barrel, make unthreaded hole be positioned on the xsect of slab bridge with being mutually symmetrical.Because the effect of relational structure, this symmetry coupling unthreaded hole distance the time remain unchanged.Band drive mechanism or rope drive structure or gear transmission structure that intersection can be set are as said relational structure.For the selected unthreaded hole distance of absolute assurance, can lock relational structure effectively with less relatively power consumption.
In order to make the Focused Optical system displacement in the lens barrel, preferably the eyepiece side can on the slab bridge between lens barrel rotatably support one focusing knob.Through form slab bridge highlightedly slightly angledly, can arrange focusing knob on the position very freely with the relation of lens barrel one.Therefore the operability of focusing knob obviously improves.Can in known manner focusing knob be displaced in two lock positions vertically.
The vertical drive link that points to slab bridge preferably can be connected with the bearing sleeve of Focused Optical system in known manner.This drive link inserts in the slab bridge through radial slot in lens barrel and the axial lead otch in the center section of slab bridge housing.
Focusing knob can be connected with the leading screw that stretches in the slab bridge, and said leading screw is connected with a trough of belt dish in slab bridge, and the said drive link that is used for Focused Optical system joins said trough of belt dish to.For this reason, the trough of belt dish can have groove radially, that in a plane, extend in the first area, in second area, has groove radially, that raise in the axial direction.
Connection between leading screw and the trough of belt dish preferably is designed to: in first lock position of focusing knob, when focusing knob rotates, make the trough of belt dish axially displaced through the straight line guide structure.This causes the synchronous displacement of Focused Optical system through drive link.Different ground, in second lock position of focusing knob, the trough of belt dish rotates with screw mandrel when focusing knob rotates.This has only realized making corresponding Focused Optical system displacement with the compensation diopter through the groove of axial rising.Diopter is regulated and can be read from the diopter scale that second lock position, exposes.
The periphery that in the lens barrel at least one can be adjacent to the zone of slab bridge in an advantageous manner is provided with a scale in order to the rotation of indication lens barrel with respect to the mark that on slab bridge, is provided with.Corresponding unthreaded hole distance can indicated and rotate to the value of said scale particularly.Thus, preconditioning unthreaded hole distance rapidly and exactly when understanding individual interpupillary distance.
Tripod accommodation section perpendicular to lens barrel can be set on the slab bridge downside.Said tripod accommodation section can be designed as threaded hole.When rotating, even the observation in eyepiece also remains level when changing at unthreaded hole on tripod on lens barrel reverse correlation ground.
Usually, lens barrel and the hinged slab bridge parts that are integrally formed therewith are processed with casting technique.This needs high moulding cost.Because nonhomogeneity of materials, cast body has looseness through regular meeting.Because the alloying component/constituent (Liegierungsbestandteile) in the founding materials, the surface of cast body is inappropriate for ornamental anode oxidation process (ElexaIverfahren), therefore needs japanning or cladding usually.
Therefore, lens barrel and slab bridge preferably are manufactured into the extrusion of for example being processed by the aluminium of homogeneous.The lens barrel that extruding makes is a waterproof.The slab bridge section bar that extruding makes can be processed different height according to the lens barrel of waiting to be bearing in wherein under the situation that does not have the auxiliary tools expense.Particularly the surface of aluminium extrusion can be provided with ornamental anodic oxidation protective seam (Eloxalschutzschichten).
Description of drawings
The embodiment of schematically illustrated binoculars in the accompanying drawings.Be described further according to accompanying drawing.In the accompanying drawing:
Fig. 1 illustrates telescopical longitudinal sectional view;
Fig. 2 illustrates the rotation relational structure of lens barrel;
Fig. 3 illustrates the transverse sectional view of securing rod slab bridge when release conditions;
The transverse sectional view of slab bridge when Fig. 4 illustrates the securing rod joint;
Fig. 5 illustrates the object lens side vertical view of the slab bridge with hook;
Fig. 6 is illustrated in the longitudinal sectional view of the focusing knob in first lock position;
Fig. 7 is illustrated in the longitudinal sectional view of the focusing knob in second lock position;
Fig. 8 illustrates the longitudinal sectional view and the transverse sectional view of trough of belt dish;
Fig. 9 illustrates the vertical view of an axial groove that raises;
Figure 10 is illustrated in the vertical view of the groove that extends in the plane;
Figure 11 illustrates the telescopical vertical view with turned position scale, and
Figure 12 illustrates the transverse sectional view of the extrusion that is used for the slab bridge element.
Embodiment
Fig. 1 shows has two telescopical longitudinal sectional views that are fixed on the lens barrel 2,3 on the slab bridge 1.This lens barrel 2,3 includes a prism system 8,9 and the eyepiece 10,11 that object lens 4,5, one Focused Optical systems 6,7, are used to adjust image respectively.This prism system 8,9 makes the optical axial 12,13 of eyepiece 10,11 setover with respect to the optical axial 14,15 of object lens 4,5 respectively.
Slab bridge 1 is designed to single-piece and rigidity, has two openings 16,17, and lens barrel 2,3 centers on optical axial 14,15 rotatably supports of its object lens 4,5 parallel to each other and respectively in these two openings.
For rotatably support lens barrel 2,3, lens barrel 2,3 has a rotational sleeve 18,19 respectively, the wall coupling of the opening 16,17 in the external diameter of rotational sleeve and the slab bridge 1.Be fixed with objective tube 20,21 and eyepiece stalk 22,23 on the end outside the slab bridge 1 stretching out of rotational sleeve 18,19.At this, the end face of objective tube 20,21 and eyepiece stalk 22,23 is supported on the slab bridge 1 through the O- ring seal 24,25 and 26,27 of flexibility. Rotational sleeve 18,19, objective tube 20,21 and eyepiece stalk 22,23 are threaded so each other, and the lens barrel 2,3 that makes the O- ring seal 24,25 and 26,27 that is extruded allow to fit together by this way rotates and realize the effective sealing to the gas filling of lens barrel 2,3.
The bearing sleeve 28,29 of Focused Optical system 6,7 is bearing in the objective tube 20,21 rotationally and vertically movably.On bearing sleeve 28,29, be fixed with the transmission ring 30,31 that points to slab bridge 1.
On the part in the zone that is positioned at slab bridge 1 of transmission ring 30,31, be fixed with drive link 32,33, said drive link be passed in otch 34,35 and in the rotational sleeve 18,19 in the slab bridge housing vertically the guide slits 34 ', 35 ' of extension stretch into the center section of slab bridge 1.Otch 34,35 and guide slits 34 ', 35 ' the height on the axial direction make drive link 32,33 can whole focusing stroke at Focused Optical system 6,7 on displacement in the clear.In the radial direction, the width of the opening of otch 34,35 makes the rotation of lens barrel 2,3 can not receive in guide slits 34 ', 35 ' the radially obstruction of fixing drive link 32,33. Drive link 32,33 joins in the trough of belt dish 36.Describe the displacement that makes 36 displacements of trough of belt dish and be correlated with it through operation focusing knob 37 in detail to Focused Optical system 6,7 by Fig. 6 to Figure 10.
In order to ensure two lens barrels, 2, the 3 identical ground backward rotation in the opening 16,17 of slab bridge 1, rotatably support has two intermeshing identical gears 38,39 on the bottom of slab bridge 1.On the part of the periphery of rotational sleeve 18,19, be equipped with and gear 38,39 coefficient ring gears 40,41.Known band drive mechanism or rope drive structure can certainly be set replace shown gear transmission structure, this band drive mechanism or rope drive structure are surrounded rotational sleeve 18,19, and in slab bridge 1 internal chiasma.
Fig. 2 illustrates the acting in conjunction of gear 38,39 and ring gear 40,41.When ring gear 40,41 moved, lens barrel 2,3 rotated around the optical axial 14,15 of its object lens at lens barrel 2,3.At this, the unthreaded hole 42,43 of eyepiece 10,11 from the end that moves to the unthreaded hole figure chain that is overlapping each other at the thin space on optical axial 14, the connecting line between 15, at a distance of farther spacing.
Fig. 3 illustrates the transverse sectional view of slab bridge 1, have the rotational sleeve 18,19 that is bearing in the slab bridge, (each other) meshed gears 38,39 and with the coefficient ring gear 40,41 of gear.At this, the incision-like opening 44,45 that gear 38,39 passes is bonded in the center section of housing of slab bridge 1.In the center section of slab bridge 1, securing rod 46 can swingingly be bearing in the plane identical with gear 38,39 around axis 47.The head 48 of securing rod 46 has tooth portion, and said tooth portion may be engaged in the tooth portion of gear 38.Securing rod 46 is under the stress of the spring 49 on the housing that is bearing in slab bridge 1, with the state support that discharges gear 38 on eccentric wheel 50.
Fig. 4 illustrates the arrangement identical with Fig. 3, but the turned position of eccentric wheel 50 is shown, and the head 48 of securing rod 46 meshes with gear 38 under the pressure of spring 49 in this position.Thereby stop the rotation of gear 38,39 and ring gear 40,41.Lock unthreaded hole 42,43 spacings of regulating respectively in this way.
When coming the backward rotation of related lens barrel 2,3, suitable clamping element can be set lock through band drive mechanism or rope drive structure.
Slab bridge 1 by under center section in also be provided with threaded portion 51 as the tripod accommodation section.The axis normal of threaded portion 51 is in the longitudinal profile of lens barrel 2,3.
Fig. 5 illustrates the object lens side vertical view of slab bridge 1.On the center section of slab bridge 1, be furnished with the hook 52 that is used to handle eccentric wheel 50.In the eyepiece side vertical view of slab bridge 1, be furnished with focusing knob 37 in the same way.
Fig. 6 is illustrated in the longitudinal sectional view of the focusing knob 37 in first lock position, in the lower edge of focusing knob described in this position on the eyepiece side end cap of slab bridge 1.Focusing knob 37 is rotatably supported on the stop collar 53, and said stop collar is bearing in the lid of slab bridge 1 with the mode that can after overcome friction, rotate.Stop collar 53 is threaded with a ring-shaped article 61, this ring-shaped article abuts on the slab bridge 1 through O shape circle 63 in the inner housing part of slab bridge 1 for this reason, and this O shape circle is clamped by elasticity owing to said being threaded.At this, O shape circle 63 produces friction force between ring-shaped article 61 and slab bridge 1, be used to seal the inner space of slab bridge 1 in addition, not only prevents the moisture entering but also prevent gas filling leakage.
Stop collar 53 has the elastic ring 54 as lock piece, and said elastic ring can engage with first and second lock grooves 55,56 in focusing knob 37.
Focusing knob 37 is connected with the cylindric top 72 of leading screw 57 through pin/otch syndeton 71.Outstanding O shape circle bearing 73 is equipped with on the cylindric top 72 of leading screw 57.Insertion O shape circle wherein is pressed against on the stop collar 53 and therefore protects the inner space of focusing knob 37 not invaded by moisture.On the screw thread of leading screw 57, be screwed into the axle 58 that is connected with trough of belt dish 36.In first lock position 54,55 that forms through elastic ring 54 and lock groove 55, axle 58 is through embedding groove 59 and the lug boss on ring-shaped article 61 60 guiding point-blank vertically wherein.Therefore when rotating focusing knob 37, the rotation of leading screw 57 causes the axially displaced of trough of belt dish 36.The discoid pieces 74 that limits axially displaced zone is installed on the bottom of leading screw 57.
Fig. 7 is illustrated in the longitudinal sectional view of the focusing knob 37 in second lock position 54,56 that forms through elastic ring 54 and lock groove 56.In second lock position 54,56, between focusing knob 37 is through stop collar 53 and ring-shaped article 61, form the sealed syndeton 62 of shape, said ring-shaped article 61 is fixedly connected with stop collar 53.Therefore at this moment when rotating focusing knob 37, under the situation that overcomes the friction force that produces by O shape circle 63, make axle 58 and then trough of belt dish 36 is rotated together through linear guide portion 59,60.
The diopter scale 64 that when rotating focusing knob 37, rotates together is connected with stop collar 53 regularly.Read or regulate the location visible that eyepiece side body that the necessary fixedly cue mark of dioptric optical value is positioned at slab bridge 1 covers, said cue mark does not further illustrate.
Fig. 8 illustrates the longitudinal sectional view and the transverse sectional view of trough of belt dish 36, and wherein drive link 32,33 is engaged in the regulating tank 65,66 of trough of belt dish 36.Regulating tank 65,66 extends on the radial component zone of trough of belt dish 36 respectively.
Fig. 9 illustrates the regulating tank 65 of axial rising with a view.
Figure 10 is illustrated in the regulating tank 66 that extends in the plane perpendicular to the longitudinal axis of axle 58 with a view.
When 36 axially-movables of trough of belt dish, drive link 32,33 and connected Focused Optical system 6,7 synchronously make progress and move downward.When trough of belt dish 36 rotated, the axial location of drive link 33 did not change, and drive link 32 and connected Focused Optical system 6 are axially displaced.The relative displacement of Focused Optical system 6,7 is used to compensate the vision error (diopter compensation) between observer's the eyes.
The diopters relevant with central focus button 37 are regulated easy to operate, but structure is complicated.Certainly also possibly carry out independent diopter adjusting through regulating eyepiece or object lens in known manner.
Owing in guide slits 34 ', 35 ', guide drive link 32,33; So when lens barrel 2,3 rotated, the drive link 32,33 and being rigidly connected of transmission ring 30,31 of using had in an embodiment caused the rotation of Focused Optical system 6,7 round the optical axial 14,15 of object lens 4,5.For fear of the possible error of centralization when such rotation; For example drive link 32,33 also can be used as rocking bar and is bearing in the center section of slab bridge 1; Be provided with spherical head in the end of said rocking bar, this engagement is in the regulating tank 65,66 of trough of belt dish and join in the corresponding radial slot in transmission ring 30,31.For this reason, transmission ring 30,31 can be equipped with the axial linear guide portion on objective tube 20,21.These other governor motions are known.
Figure 11 shows binoculars with a view.On the end face of slab bridge 1, has fixing mark 67.On the eyepiece stalk 23 of lens barrel 3, be provided with scale 68 in abutting connection with ground with slab bridge, for example, this scale indicates because the unthreaded hole distance of the eyepiece that relatively rotates generation 10,11 of lens barrel.
Figure 12 illustrates the transverse sectional view of the extrudate 69 that is suitable for the slab bridge element.This extrudate can be split into the sheet thickness of each expectation, subsequently by mechanically finishing.Extrudate 69 has the groove 70 of side, and this groove for example can be used to supply suspender belt support flush ground to insert.
Telescope structure according to the present invention has very many same parts, and they only must be installed by mirror image symmetrically.This makes makes and stores all very economicals.
Reference numerals list
1 slab bridge
2,3 lens barrels
4,5 object lens
6,7 Focused Optical systems
8,9 prism systems
10,11 eyepieces
12, the optical axial of 13 eyepieces
14, the optical axial of 15 object lens
16, the opening in 17 slab bridges
18,19 rotational sleeves
20,21 objective tubes
22,23 eyepiece stalks
24,25 O-ring seals
26,27 O-ring seals
28,29 be used for Focused Optical system the bearing sleeve
30,31 transmission rings
32,33 drive links
34,35 otch
34 ', 35 ' guide slits
36 trough of belt dishes
37 focusing knobs
38,39 gears
40,41 ring gears
42,43 unthreaded hole figure
44, the opening of 45 incision-like
46 securing rods
47 axiss of oscillation
The head of 48 securing rods
49 springs
50 eccentric wheels
51 threaded portions (tripod accommodation section)
52 hook
53 stop collars
54 elastic rings
55,56 lock grooves
57 leading screws
58
59 grooves
60 lug bosses
61 ring-shaped articles
The syndeton that 62 shapes are sealed
63 O shapes circle
64 diopter scales
65,66 regulating tanks
67 marks
68 scales
69 extrudates
70 grooves
71 pin/otch syndetons
The cylindric top of 72 leading screws
73 have the O shape circle bearing of O shape circle
74 discoid pieces

Claims (15)

1. binoculars; Have inner focusing structure and two columniform lens barrels (2,3) that are fixed on the slab bridge (1); Said lens barrel is used for holding respectively a prism system (8,9) and the eyepiece (10,11) that object lens (4,5), a Focused Optical system (6,7), are used to adjust image; Wherein said prism system (8,9) is arranged such that optical axial (14, the 15) biasing of the optical axial (12,13) of said eyepiece (10,11) in said lens barrel (2,3) with respect to said object lens (4,5); Make the optical axial (12,13) of said eyepiece (10,11) can center on optical axial (14, the 15) rotation of said object lens (4,5), it is characterized in that
The slab bridge of-rigidity (1) is provided with the opening (16,17) of two cylindricalitys, in said opening, supports said lens barrel (2,3) parallel to each other, and said lens barrel is supported to the optical axial (14,15) that can center on its object lens (4,5) respectively and rotates, wherein
--said lens barrel (2,3) comprises objective tube (20,21) and the eyepiece stalk (22,23) that a rotational sleeve (18,19) and is connected with said rotational sleeve respectively,
--said slab bridge (1) is an integral type, and the structure height of said slab bridge is less than the length of said lens barrel (2,3),
--said rotational sleeve (18,19) insert in the said opening (16,17) and
--said objective tube (20,21) and eyepiece stalk (22,23) connect into upside or the downside that makes said objective tube and eyepiece stalk can be arranged on said slab bridge (1) rotationally with said rotational sleeve (18,19).
2. binoculars according to claim 1 is characterized in that, in said slab bridge (1), are provided with to be used to make the counter-rotational identically relational structure of said lens barrel (2,3).
3. binoculars according to claim 2 is characterized in that said relational structure can be locked.
4. binoculars according to claim 2 is characterized in that, said relational structure spare is the band drive mechanism or the rope drive structure of intersecting.
5. binoculars according to claim 2; It is characterized in that; Said relational structure is a gear transmission structure, said gear transmission structure comprise two identical intermeshed gear (38,39) and on said lens barrel (2,3) with the coefficient ring gear of said gear (40,41).
6. binoculars according to claim 1 is characterized in that, go up at said slab bridge (1) and between said lens barrel (2,3), can be supported with a focusing knob (37) rotationally.
7. binoculars according to claim 6 is characterized in that, said focusing knob (37) can be adjusted to the lock position (54,55 of two axialy offsets; 54,56).
8. binoculars according to claim 1; It is characterized in that; Said lens barrel (2,3) is provided with otch (34,35) radially in the zone of said opening (16,17); In the center section of the housing of said slab bridge (1), be provided with axial guide slits (34 ', 35 '), pass the drive link (32,33) that said guide slits is used for axially displaced said Focused Optical system (6,7) and insert said slab bridge (1).
9. binoculars according to claim 6; It is characterized in that; The leading screw (57) that said focusing knob (37) and stretches in the said slab bridge (1) is connected; Said leading screw is connected with a trough of belt dish (36) in said slab bridge (1), and the drive link (32,33) that is used for axially displaced said Focused Optical system (6,7) joins said trough of belt dish to.
10. binoculars according to claim 9; It is characterized in that; Said trough of belt dish (36) has a regulating tank radially, that in a plane, extend (64) in the first area, in second area, have regulating tank (63) radially, that raise in the axial direction.
11. binoculars according to claim 9; It is characterized in that; Connection between said leading screw (57) and the trough of belt dish (36) is designed to: in first lock position (54,55) of said focusing knob (37), when said focusing knob rotates, make said trough of belt dish (36) axially displaced through the straight line guide structure; In second lock position (54,56) of said focusing knob (37), said trough of belt dish (36) is rotated.
12. binoculars according to claim 11 is characterized in that, said focusing knob (37) exposes diopter scale (64) in said second lock position (54,56).
13. binoculars according to claim 1; It is characterized in that the periphery that at least one in the said lens barrel (2,3) is adjacent to the zone of said slab bridge (1) is provided with a scale (68) in order to indicate said lens barrel (2,3) with respect to the rotation of going up the mark (67) that is provided with at said slab bridge (1).
14. binoculars according to claim 1 is characterized in that, said slab bridge (1) is provided with the tripod accommodation section (51) perpendicular to the longitudinal cross-section of said lens barrel (2,3).
15. binoculars according to claim 1 is characterized in that, said lens barrel (2,3) and/or said slab bridge (1) are processed by extrudate (69).
CN2008800144392A 2007-05-02 2008-04-10 Binocular telescope Expired - Fee Related CN101675370B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102007020529.7 2007-05-02
DE102007020529A DE102007020529B4 (en) 2007-05-02 2007-05-02 Binocular binoculars
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GB2460789B (en) 2011-10-05
GB2460789A9 (en) 2011-04-06
GB0917640D0 (en) 2009-11-25
CN101675370A (en) 2010-03-17
US20100188744A1 (en) 2010-07-29
GB2460789B8 (en) 2011-11-16
GB2460789A (en) 2009-12-16

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